Experienced this again today on live QA-test (Ubuntu-MATE 2021-10-07 ISO) on
- hp dc7700 (c2d-e6320, 5gb, nvidia quadro nvs 290) - hp 8200 elite sff (i5-2400, 8gb, nvidia quadro 600) On the hp8200 the acer display started flashing on moving the mouse (which was on other display); otherwise same effect on both boxes Also experienced the first part of this (trails & multiple green/red boxes very badly) today on which was reported at https://bugs.launchpad.net/ubuntu/+source/ubuntu- mate-meta/+bug/1946413 (no loss of second display/wallpaper nor flashing experienced on nvidia) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1934752 Title: ubuntu mate - impish - change monitor.preferences and 2 displays became 4 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-mate-meta/+bug/1934752/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs